作者: Eugenijus Pileckas
DOI: 10.3846/16487788.2004.9635884
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摘要: Abstract With the wider use of composite materials in aviation, observation their quality during exploitation is becoming more topical. We are opinion that acoustic technologies all one control offer us promising possibilities to observe and research characteristics parameters materials. The purpose this paper discuss some accepted ways tuning damping signals non‐homogeneous environments for